Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Plane was allowed to land at Norfolk airbase when financier visited Royal family’s Sandringham estate Gareth Corfield is the Telegraph's Transport Correspondent. He covers road, rail and air transport ...

Infinity is both a title and a query: the perplexing issues of cosmic relativity are contained within a theatrical structure of episodes of scintillating dialogue. Even when the words thin to sadness ...